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Richdel 446PR Winterizing—Manual and Procedure Sources

New home with Richdel 446PR. Need winterizing instructions. No manual.

Resources

Manual: coastwaterworks.com
Winterizing guide: irrigationtutorials.com

Note

Florida-based advisor — no local winterizing experience. General procedure: shut main, compress air blowout via pet cock, run each zone until air only.

Irrigation: Richdel 446PR One Zone Dribbles – Check Valve Obstruction or Leak; Richdel 446PR 50Hz Won't Stop—Controller Failure; Richdel Controller 'FUS' Error on Stations 6 and 7: Solenoid or Wiring Fix; Richdel 446PR Controller Failure: Replace Controller, Not Entire System; Troubleshooting "1 FUS" Error on Richdel 446PR Controller; Locating the Main Shutoff Valve for an Existing Sprinkler System; Richdel 446PR "FUSE" Error on All Zones; Solving "FUSE" Errors on Richdel 446PR Controllers; How to Wire a Richdel 446PR50HZ Sprinkler System: Identifying Zone Wires; Troubleshooting a Richdel Controller with No Valve Response

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